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Justyna Jupowicz-Kozak quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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an excellent source of

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "an excellent source of" is correct and usable in written English.
It can be used when describing something that provides a significant amount of a particular nutrient, information, or resource. Example: "Spinach is an excellent source of iron, making it a great addition to a balanced diet."

✓ Grammatically correct

News & Media

Science

Encyclopedias

Wiki

Human-verified examples from authoritative sources

Exact Expressions

59 human-written examples

An orange is an excellent source of Vitamin C.

Meat is an excellent source of protein.

Twitter is also an excellent source of jobs.

News & Media

The Guardian

It's relatively inexpensive and an excellent source of many nutrients.

News & Media

The New Yorker

It is an excellent source of nutrition for farmed fish.

News & Media

The Economist

[However] meat is an excellent source of iron".

News & Media

Independent

Reputable search firms, however, can be an excellent source of leads.

· PYO farms are an excellent source of super-fresh cobs (go to pickyourown.org).org

Meat is an excellent source of food and far higher quality than just plants.

News & Media

The New York Times

"We see Newsvine as an excellent source of stories for MSNBC.com".

News & Media

The New York Times

Hot Bread, a small cafe on Suriyaphong Road is an excellent source of local information.

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Expert writing Tips

Best practice

When using "an excellent source of", be specific about what is being sourced. For instance, instead of saying "This website is an excellent source", specify "This website is "an excellent source of" information on climate change".

Common error

While "an excellent source of" is useful, avoid overusing it in a single piece of writing. Vary your language by using synonyms like "a prime provider of" or "a top-notch resource for" to maintain reader engagement.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

82%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "an excellent source of" functions as a determiner phrase, specifically an adjective phrase modifying the noun "source". It indicates that something is a high-quality provider of a specific resource or element, as demonstrated by the Ludwig examples.

Expression frequency: Very common

Frequent in

News & Media

30%

Science

28%

Wiki

18%

Less common in

Encyclopedias

12%

Formal & Business

8%

Reference

4%

Ludwig's WRAP-UP

In summary, the phrase "an excellent source of" is a grammatically sound and frequently used expression to denote something that reliably provides high-quality resources or elements. Ludwig AI confirms its correctness and broad applicability. It's most prevalent in News & Media, Science, and Wiki contexts, and while versatile, using synonyms can prevent overuse. When employing this phrase, specify the resource to enhance clarity. Keep in mind the phrase is suitable for neutral to formal communication, reflecting its wide acceptance across diverse writing styles and sources.

FAQs

How can I use "an excellent source of" in a sentence?

Use "an excellent source of" to describe something that provides a high-quality supply of something else. For example, "The library is "an excellent source of" books and articles."

What's a more formal way to say "an excellent source of"?

For a more formal tone, consider using phrases like "a prime provider of", or "a top-notch resource for" depending on the specific context.

Is it okay to use "an excellent source of" in academic writing?

Yes, "an excellent source of" is perfectly acceptable in academic writing, especially when describing where you obtained information or data. However, ensure your sources are credible.

What are some common things that can be described as "an excellent source of"?

Common examples include describing foods as "an excellent source of" vitamins, websites as "an excellent source of" information, or individuals as "an excellent source of" advice.

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Source & Trust

82%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: